28142884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91373}}^1$

素因数の和:91395

約数の個数: 24

約数和(自身を含む): 61403328

約数和(自身を除く): 33260444

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91373, 182746, 365492, 639611, 1005103, 1279222, 2010206, 2558444, 4020412, 7035721, 14071442, 28142884]

約数ペア:

[(1, 28142884), (2, 14071442), (4, 7035721), (7, 4020412), (11, 2558444), (14, 2010206), (22, 1279222), (28, 1005103), (44, 639611), (77, 365492), (154, 182746), (308, 91373)]